21473+4148 A 404 AC
21h 47m 17.69s +41° 48' 17.7" P.A. 294.00 sep 14.0 mag 9.15,15.10 Sp F5
| Coord 2000 |
21473+4148 |
|
Discov num |
A 404 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 47 17.69 +41 48 17.7 |
|
| Date first |
1928 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
282 |
|
Pa last |
293.5 |
|
P.A. Now (θ) |
293.5° |
|
| Sep first |
12.1 |
|
Sep last |
14.023 |
|
Sep. Now (ρ) |
14.023" |
|
| Mag pri |
9.15 |
|
Mag sec |
15.10 |
|
delta mag (ΔM) |
5.95 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
-001 |
|
Sec motion ra |
-011 |
|
| Pri motion dec |
-038 |
|
Sec motion dec |
+007 |
|
| Notes |
|
|
rPM=1.213
This double is not physical.
21473+4148 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 47 18 +41 48 18 |
A 404 AB |
1999 |
5 |
100 |
3.8 |
9.15 |
14.10 |
4.95 |
|
|
| Show |
|
|
21 47 18 +41 48 18 |
A 404 AC |
2015 |
4 |
294 |
14.0 |
9.15 |
15.10 |
5.95 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3192-01542-1 |
|
Gaia DR2 |
1960555783544567808 |
|
DM |
BD+41 4270 |
|
